In other words, 24 tablespoons is 2.2530 times the size of a Tennis Ball, and the size of a Tennis Ball is 0.44390 times that amount.

(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must measure 6.54 cm to 6.86 cm in diameter, for a total volume of 10.650 tablespoons. Competition balls are also tested for bounce height, with the standards requiring that a ball dropped from 254 cm must bounce back to a height of 135 cm to 147 cm.

In other words, 24 tablespoons is 0.21750 times the size of an Ostrich Egg, and the size of an Ostrich Egg is 4.5980 times that amount.

(Struthio camelus) (for common ostrich; average)
The largest egg produced by living birds, ostrich eggs measure about 108.20 tablespoons in volume. The eggs take about nine weeks to hatch, with males and females taking turns incubating them.